1 files changed, 341 insertions, 0 deletions

diff --git a/src/logwindow.c b/src/logwindow.c
new file mode 100644
index 0000000..4cfae8c
--- /dev/null
+++ b/src/logwindow.c
@@ -0,0 +1,341 @@
+/*
+ * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
+ * Copyright (C) 1999-2014 Hiroyuki Yamamoto
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#ifdef HAVE_CONFIG_H
+#  include "config.h"
+#endif
+
+#include <glib.h>
+#include <glib/gi18n.h>
+#include <gdk/gdkkeysyms.h>
+#include <gtk/gtkwidget.h>
+#include <gtk/gtkwindow.h>
+#include <gtk/gtksignal.h>
+#include <gtk/gtkscrolledwindow.h>
+#include <gtk/gtktextview.h>
+#include <gtk/gtkstyle.h>
+
+#include "logwindow.h"
+#include "prefs_common.h"
+#include "utils.h"
+#include "gtkutils.h"
+#include "codeconv.h"
+
+#define TRIM_LINES      25
+
+static LogWindow *logwindow;
+
+#if USE_THREADS
+static GThread *main_thread;
+#endif
+
+static void log_window_print_func       (const gchar    *str);
+static void log_window_message_func     (const gchar    *str);
+static void log_window_warning_func     (const gchar    *str);
+static void log_window_error_func       (const gchar    *str);
+
+static void hide_cb             (GtkWidget      *widget,
+                                 LogWindow      *logwin);
+static gboolean key_pressed     (GtkWidget      *widget,
+                                 GdkEventKey    *event,
+                                 LogWindow      *logwin);
+
+LogWindow *log_window_create(void)
+{
+        LogWindow *logwin;
+        GtkWidget *window;
+        GtkWidget *scrolledwin;
+        GtkWidget *text;
+        GtkTextBuffer *buffer;
+        GtkTextIter iter;
+
+        debug_print("Creating log window...\n");
+        logwin = g_new0(LogWindow, 1);
+
+        window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
+        gtk_window_set_title(GTK_WINDOW(window), _("Protocol log"));
+        gtk_window_set_wmclass(GTK_WINDOW(window), "log_window", "Sylpheed");
+        gtk_window_set_policy(GTK_WINDOW(window), TRUE, TRUE, FALSE);
+        gtk_widget_set_size_request(window, 520 * gtkut_get_dpi_multiplier(), 400 * gtkut_get_dpi_multiplier());
+        g_signal_connect(G_OBJECT(window), "delete_event",
+                         G_CALLBACK(gtk_widget_hide_on_delete), NULL);
+        g_signal_connect(G_OBJECT(window), "key_press_event",
+                         G_CALLBACK(key_pressed), logwin);
+        g_signal_connect(G_OBJECT(window), "hide",
+                         G_CALLBACK(hide_cb), logwin);
+        gtk_widget_realize(window);
+
+        scrolledwin = gtk_scrolled_window_new(NULL, NULL);
+        gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
+                                       GTK_POLICY_NEVER, GTK_POLICY_ALWAYS);
+        gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
+                                            GTK_SHADOW_IN);
+        gtk_container_add(GTK_CONTAINER(window), scrolledwin);
+        gtk_widget_show(scrolledwin);
+
+        text = gtk_text_view_new();
+        gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
+        gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
+        buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
+        gtk_text_buffer_get_start_iter(buffer, &iter);
+        gtk_text_buffer_create_mark(buffer, "end", &iter, FALSE);
+        gtk_container_add(GTK_CONTAINER(scrolledwin), text);
+        gtk_widget_show(text);
+
+        logwin->window = window;
+        logwin->scrolledwin = scrolledwin;
+        logwin->text = text;
+        logwin->lines = 1;
+
+#if USE_THREADS
+        logwin->aqueue = g_async_queue_new();
+
+        main_thread = g_thread_self();
+        debug_print("main_thread = %p\n", main_thread);
+#endif
+
+        logwindow = logwin;
+
+        return logwin;
+}
+
+void log_window_init(LogWindow *logwin)
+{
+        GtkTextBuffer *buffer;
+        GdkColormap *colormap;
+        GdkColor color[3] =
+                {{0, 0, 0xafff, 0}, {0, 0xefff, 0, 0}, {0, 0xefff, 0, 0}};
+        gboolean success[3];
+        gint i;
+
+        logwin->msg_color   = color[0];
+        logwin->warn_color  = color[1];
+        logwin->error_color = color[2];
+
+        colormap = gdk_window_get_colormap(logwin->window->window);
+        gdk_colormap_alloc_colors(colormap, color, 3, FALSE, TRUE, success);
+
+        for (i = 0; i < 3; i++) {
+                if (success[i] == FALSE) {
+                        GtkStyle *style;
+
+                        g_warning("LogWindow: color allocation failed\n");
+                        style = gtk_widget_get_style(logwin->window);
+                        logwin->msg_color = logwin->warn_color =
+                        logwin->error_color = style->black;
+                        break;
+                }
+        }
+
+        buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(logwin->text));
+        gtk_text_buffer_create_tag(buffer, "message",
+                                   "foreground-gdk", &logwindow->msg_color,
+                                   NULL);
+        gtk_text_buffer_create_tag(buffer, "warn",
+                                   "foreground-gdk", &logwindow->warn_color,
+                                   NULL);
+        gtk_text_buffer_create_tag(buffer, "error",
+                                   "foreground-gdk", &logwindow->error_color,
+                                   NULL);
+
+        set_log_ui_func_full(log_window_print_func, log_window_message_func,
+                             log_window_warning_func, log_window_error_func,
+                             log_window_flush);
+}
+
+void log_window_show(LogWindow *logwin)
+{
+        GtkTextView *text = GTK_TEXT_VIEW(logwin->text);
+        GtkTextBuffer *buffer;
+        GtkTextMark *mark;
+
+        buffer = gtk_text_view_get_buffer(text);
+        mark = gtk_text_buffer_get_mark(buffer, "end");
+        gtk_text_view_scroll_mark_onscreen(text, mark);
+
+        gtk_window_present(GTK_WINDOW(logwin->window));
+}
+
+static void log_window_append_real(const gchar *str, LogType type)
+{
+        GtkTextView *text;
+        GtkTextBuffer *buffer;
+        GtkTextIter iter;
+        GdkColor *color = NULL;
+        gchar *head = NULL;
+        const gchar *tag;
+        gint line_limit = prefs_common.logwin_line_limit;
+
+        g_return_if_fail(logwindow != NULL);
+
+#if USE_THREADS
+        if (g_thread_self() != main_thread) {
+                g_fprintf(stderr, "log_window_append_real called from non-main thread (%p)\n", g_thread_self());
+                return;
+        }
+#endif
+
+        gdk_threads_enter();
+
+        text = GTK_TEXT_VIEW(logwindow->text);
+        buffer = gtk_text_view_get_buffer(text);
+
+        if (line_limit > 0 && logwindow->lines >= line_limit) {
+                GtkTextIter start, end;
+
+                gtk_text_buffer_get_start_iter(buffer, &start);
+                end = start;
+                gtk_text_iter_forward_lines(&end, TRIM_LINES);
+                gtk_text_buffer_delete(buffer, &start, &end);
+                logwindow->lines = gtk_text_buffer_get_line_count(buffer);
+        }
+
+        switch (type) {
+        case LOG_MSG:
+                color = &logwindow->msg_color;
+                tag = "message";
+                head = "* ";
+                break;
+        case LOG_WARN:
+                color = &logwindow->warn_color;
+                tag = "warn";
+                head = "** ";
+                break;
+        case LOG_ERROR:
+                color = &logwindow->error_color;
+                tag = "error";
+                head = "*** ";
+                break;
+        default:
+                tag = NULL;
+                break;
+        }
+
+        gtk_text_buffer_get_end_iter(buffer, &iter);
+
+        if (head)
+                gtk_text_buffer_insert_with_tags_by_name
+                        (buffer, &iter, head, -1, tag, NULL);
+
+        if (!g_utf8_validate(str, -1, NULL)) {
+                gchar *str_;
+
+                str_ = conv_utf8todisp(str, NULL);
+                if (str_) {
+                        gtk_text_buffer_insert_with_tags_by_name
+                                (buffer, &iter, str_, -1, tag, NULL);
+                        g_free(str_);
+                }
+        } else {
+                gtk_text_buffer_insert_with_tags_by_name
+                        (buffer, &iter, str, -1, tag, NULL);
+        }
+
+        if (GTK_WIDGET_VISIBLE(text)) {
+                GtkTextMark *mark;
+                mark = gtk_text_buffer_get_mark(buffer, "end");
+                gtk_text_view_scroll_mark_onscreen(text, mark);
+        }
+
+        logwindow->lines++;
+
+        gdk_threads_leave();
+}
+
+void log_window_append(const gchar *str, LogType type)
+{
+#if USE_THREADS
+        if (g_thread_self() != main_thread) {
+                log_window_append_queue(str, type);
+                return;
+        }
+
+        log_window_flush();
+#endif
+        log_window_append_real(str, type);
+}
+
+typedef struct _LogData
+{
+        gchar *str;
+        LogType type;
+} LogData;
+
+void log_window_append_queue(const gchar *str, LogType type)
+{
+#if USE_THREADS
+        LogData *logdata;
+
+        logdata = g_new(LogData, 1);
+        logdata->str = g_strdup(str);
+        logdata->type = type;
+
+        g_async_queue_push(logwindow->aqueue, logdata);
+#endif
+}
+
+void log_window_flush(void)
+{
+#if USE_THREADS
+        LogData *logdata;
+
+        if (g_thread_self() != main_thread) {
+                g_fprintf(stderr, "log_window_flush called from non-main thread (%p)\n", g_thread_self());
+                return;
+        }
+
+        while ((logdata = g_async_queue_try_pop(logwindow->aqueue))) {
+                log_window_append_real(logdata->str, logdata->type);
+                g_free(logdata->str);
+                g_free(logdata);
+        }
+#endif
+}
+
+static void log_window_print_func(const gchar *str)
+{
+        log_window_append(str, LOG_NORMAL);
+}
+
+static void log_window_message_func(const gchar *str)
+{
+        log_window_append(str, LOG_MSG);
+}
+
+static void log_window_warning_func(const gchar *str)
+{
+        log_window_append(str, LOG_WARN);
+}
+
+static void log_window_error_func(const gchar *str)
+{
+        log_window_append(str, LOG_ERROR);
+}
+
+static void hide_cb(GtkWidget *widget, LogWindow *logwin)
+{
+}
+
+static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event,
+                            LogWindow *logwin)
+{
+        if (event && event->keyval == GDK_Escape)
+                gtk_widget_hide(logwin->window);
+        return FALSE;
+}